JavaScript being used to load content that should be block by my hosts file

[brianp70x]

the following web site and most like many others are bypassing the setting in my hosts file using javascript

https://www.sciencealert.com/nasa-shows-what-30-years-of-rising-seas-feels-like-in-chilling-new-animation

.... the ads go away if i disable java
googleads.g.doubleclick.net

this seems like a big security hole!!